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What does OST stand for?

OST stands for Operational Sea Training

This definition appears very rarely and is found in the following Acronym Finder categories:

  • Military and Government

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Other Resources:
We have 139 other definitions for OST in our Acronym Attic

Samples in periodicals archive:

Captain Iain Lower, Dragon's commanding officer, said in a terse statement: "Since leaving the builder's yard in Scotstoun nearly two years ago and through intense combat system and propulsion trials and operational sea training our focus has been about this moment".
It also provides support for ships undertaking Operational Sea Training, other ships of the Fleet and other foreign navies.
The ship was due to sail out on operational sea training at 12pm today, but before she went David Williams, a ship manager at Cammell Laird, who built the vessel, took one last look around before she is decommissioned next year.